<!-- 分享功能 -->
<template>
	<view>
		<!-- 图层蒙版 -->
		<template v-if="show">
			<view class="more-share-model" @tap="toggle"></view>
			<view class="more-share animated fadeInUp fast">
				<view class="more-share-title u-f-ajc">分享到</view>
				<scroll-view scroll-x class="more-share-body">
					<block v-for="(val, index) in providerList" :key="index">
						<view class="more-share-item" hover-class="more-share-hover" @tap="share(val)">
							<view class="icon iconfont u-f-ajc" :class="['icon-' + val.zicon, 'more-share-' + val.zclass]"></view>
							<view>{{ val.name }}</view>
						</view>
					</block>
					<view class="more-share-item" hover-class="more-share-hover" @tap="sharemore">
						<view class="icon iconfont icon-ziyuan u-f-ajc more-share-more"></view>
						<view>更多</view>
					</view>
				</scroll-view>
				<view class="more-share-bottom u-f-ajc" hover-class="more-share-hover" @tap="toggle">取消</view>
			</view>
		</template>
	</view>
</template>

<script>
export default {
	props: {
		show: Boolean
	},
	data() {
		return {
			shareText: 'uni-app可以同时发布成原生App、小程序、H5，邀请你一起体验！',
			href: 'https://uniapp.dcloud.io',
			image: '',
			shareType: 1,
			providerList: []
		};
	},
	mounted() {
		uni.getProvider({
			service: 'share',
			success: e => {
				// console.log('success', JSON.stringify(e));
				let data = [];
				for (let i = 0; i < e.provider.length; i++) {
					switch (e.provider[i]) {
						case 'weixin':
							data.push({
								name: '微信',
								id: 'weixin',
								sort: 0,
								// 自定义变量存储图标类名与图标背景颜色类
								zicon: 'weixin',
								zclass: 'wx'
							});
							data.push({
								name: '朋友圈',
								id: 'weixin',
								type: 'WXSenceTimeline',
								sort: 1,
								zicon: 'pengyouquan1',
								zclass: 'pyq'
							});
							break;
						case 'sinaweibo':
							data.push({
								name: '新浪微博',
								id: 'sinaweibo',
								sort: 2,
								zicon: 'xinlangweibo',
								zclass: 'xlwb'
							});
							break;
						case 'qq':
							data.push({
								name: 'QQ好友',
								id: 'qq',
								sort: 3,
								zicon: 'fenxiangqqhaoyou',
								zclass: 'qq'
							});
							break;
						default:
							break;
					}
				}
				this.providerList = data.sort((x, y) => {
					return x.sort - y.sort;
				});
			},
			fail: e => {
				console.log('获取分享通道失败', e);
				uni.showModal({
					content: '获取分享通道失败',
					showCancel: false
				});
			}
		});
	},

	methods: {
		// 切换菜单显示
		toggle() {
			this.$emit('toggle');
		},

		// 更多分享
		sharemore() {
			plus.share.sendWithSystem(
				{ content: '分享内容', href: 'http://www.dcloud.io/' },
				function() {
					console.log('分享成功');
				},
				function(e) {
					console.log('分享失败：' + JSON.stringify(e));
				}
			);
		},
		// 分享
		async share(e) {
			console.log('分享通道:' + e.id + '； 分享类型:' + this.shareType);

			if (!this.shareText && (this.shareType === 1 || this.shareType === 0)) {
				uni.showModal({
					content: '分享内容不能为空',
					showCancel: false
				});
				return;
			}

			if (!this.image && (this.shareType === 2 || this.shareType === 0)) {
				uni.showModal({
					content: '分享图片不能为空',
					showCancel: false
				});
				return;
			}

			let shareOPtions = {
				provider: e.id,
				scene: e.type && e.type === 'WXSenceTimeline' ? 'WXSenceTimeline' : 'WXSceneSession', //WXSceneSession”分享到聊天界面，“WXSenceTimeline”分享到朋友圈，“WXSceneFavorite”分享到微信收藏
				type: this.shareType,
				success: e => {
					console.log('success', e);
					// 分享完成之后,关闭分享菜单
					this.toggle();
					// uni.showModal({
					// 	content: '已分享',
					// 	showCancel: false
					// });
				},
				fail: e => {
					console.log('fail', e);
					// uni.showModal({
					// 	content: e.errMsg,
					// 	showCancel: false
					// });
					this.toggle()
				},
				complete: function() {
					console.log('分享操作结束!');
				}
			};

			switch (this.shareType) {
				case 0:
					shareOPtions.summary = this.shareText;
					shareOPtions.imageUrl = this.image;
					shareOPtions.title = '欢迎体验uniapp';
					shareOPtions.href = 'https://uniapp.dcloud.io';
					break;
				case 1:
					shareOPtions.summary = this.shareText;
					break;
				case 2:
					shareOPtions.imageUrl = this.image;
					break;
				case 5:
					shareOPtions.imageUrl = this.image ? this.image : 'https://img-cdn-qiniu.dcloud.net.cn/uniapp/app/share-logo@3.png';
					shareOPtions.title = '欢迎体验uniapp';
					shareOPtions.miniProgram = {
						id: 'gh_33446d7f7a26',
						path: '/pages/tabBar/component/component',
						webUrl: 'https://uniapp.dcloud.io',
						type: 0
					};
					break;
				default:
					break;
			}

			if (shareOPtions.type === 0 && plus.os.name === 'iOS') {
				//如果是图文分享，且是ios平台，则压缩图片
				shareOPtions.imageUrl = await this.compress();
			}
			if (shareOPtions.type === 1 && shareOPtions.provider === 'qq') {
				//如果是分享文字到qq，则必须加上href和title
				shareOPtions.href = 'https://uniapp.dcloud.io';
				shareOPtions.title = '欢迎体验uniapp';
			}
			uni.share(shareOPtions);
		},
		compress() {
			//压缩图片 图文分享要求分享图片大小不能超过20Kb
			console.log('开始压缩');
			let img = this.image;
			return new Promise(res => {
				var localPath = plus.io.convertAbsoluteFileSystem(img.replace('file://', ''));
				console.log('after' + localPath);
				// 压缩size
				plus.io.resolveLocalFileSystemURL(
					localPath,
					entry => {
						entry.file(file => {
							// 可通过entry对象操作图片
							console.log('getFile:' + JSON.stringify(file));
							if (file.size > 20480) {
								// 压缩后size 大于20Kb
								plus.zip.compressImage(
									{
										src: img,
										dst: img.replace('.jpg', '2222.jpg').replace('.JPG', '2222.JPG'),
										width: '10%',
										height: '10%',
										quality: 1,
										overwrite: true
									},
									event => {
										console.log('success zip****' + event.size);
										let newImg = img.replace('.jpg', '2222.jpg').replace('.JPG', '2222.JPG');
										res(newImg);
									},
									function(error) {
										uni.showModal({
											content: '分享图片太大,需要请重新选择图片!',
											showCancel: false
										});
									}
								);
							}
						});
					},
					e => {
						console.log('Resolve file URL failed: ' + e.message);
						uni.showModal({
							content: '分享图片太大,需要请重新选择图片!',
							showCancel: false
						});
					}
				);
			});
		}
	}
};
</script>

<style scoped>
/* 分享 */
.more-share-model {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 99;
	background-color: rgba(51, 51, 51, 0.39);
}
.more-share-title,
.more-share-bottom {
	padding: 20rpx 0;
}
.more-share {
	position: fixed;
	bottom: 0;
	right: 0;
	left: 0;
	border-radius: 25rpx 25rpx 0 0;
	z-index: 100;
	background-color: #fff;
}
.more-share-body {
	display: flex;
	white-space: nowrap;
	width: 100%;
	height: 100px;
	border-bottom: 1px solid #eee;
}

.more-share-item {
	width: 25%;
	height: 100px;
	display: inline-flex;
	/* inline-flex：将对象作为内联块级弹性伸缩盒显示** */
	justify-content: center;
	align-items: center;
	flex-direction: column;
}
.more-share-item > view:first-child {
	width: 100rpx;
	height: 100rpx;
	font-size: 60rpx;
	border-radius: 50%;
	color: #fff;
}
.more-share-item > view:last-child {
	color: #878787;
}
.more-share-hover {
	background-color: #eee;
}
.more-share-wx {
	background-color: #01c80d;
}
.more-share-pyq {
	background-color: #45d501;
}
.more-share-xlwb {
	background-color: #f76466;
}
.more-share-qq {
	background-color: #19b9ef;
}
.more-share-more {
	background-color: #17e667;
}
</style>
